User Guide

29
5 CONNECTION AND INSTALLATION
New2001
DD
UT-109/UT-110/UT-117S installation
Install the optional unit as below.
qTurn power off, then disconnect the DC power cable.
wUnscrew the 4 screws, then remove the bottom cover.
eCut the print patterns on the PCB at the transmit mic cir-
cuit (MIC) and receive AF circuit (AFO) as shown in the di-
agram below.
rInstall the scrambler unit as described in page 28.
tAttach the bottom cover and screws to their original posi-
tion, then connect the DC power cable.
NOTE: Be sure to re-solder above print
patterns, when you remove the scrambler
unit. Otherwise no TX modulation or AF
output is available.
DD
OPC-617/822 installation
Either the optional OPC-617 ACC CABLE or OPC-822
INTER -
FACE CABLE can be installed.
Install the OPC-617 or OPC-822 as shown bellow.
OPC-617
OPC-822
A
B
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